Home / 8,312.24-12,464.36-3,043.60

Finding the Fourth Proportional to 8,312.24, 12,464.36 and 3,043.60

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Solution

The fourth proportional to 8,312.24, 12,464.36 and 3,043.60 is: 4,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312.24 : 12,464.36 = 3,043.60 : x
  2. Step 2: Convert to fraction form
    8,312.24/12,464.36 = 3,043.60/x
  3. Step 3: Cross multiply
    8,312.24x = 12,464.36 × 3,043.60
  4. Step 4: Simplify right side
    8,312.24x = 37,936,526.10
  5. Step 5: Solve for x
    x = 37,936,526.10/8,312.24
  6. Step 6: Final answer
    x = 4,563.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.